#include <iostream>
using namespace std;

class A {
  private:
    int a;

  public:
    A(int m = 1) : a(m) {}
    void Show() { cout << a << endl; }
    void Show() const { cout << a + 5 << endl; }
};

int main() {
    A a, b(8);
    a.Show();
    b.Show();
    const A c, d(8);
    c.Show();
    d.Show();

    return 0;
}
